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Two transparent media A and B are separa...

Two transparent media A and B are separated by a plane boundary. The speed of light in medium A is `2.0xx10^(8)ms^(-1)` and in medium B is `2.5xx10^(8)ms^(-1)`. The critical angle for which a ray of light going from A to B suffers total internal reflection is

A

`sin^(-1)(1/(sqrt(2)))`

B

`sin^(-1)(1/2)`

C

`sin^(-1)(4/5)`

D

90

Text Solution

Verified by Experts

The correct Answer is:
C
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